Home / 2,944.78-4,063.80-1,766.56

Finding the Fourth Proportional to 2,944.78, 4,063.80 and 1,766.56

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Solution

The fourth proportional to 2,944.78, 4,063.80 and 1,766.56 is: 2,437.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.78 : 4,063.80 = 1,766.56 : x
  2. Step 2: Convert to fraction form
    2,944.78/4,063.80 = 1,766.56/x
  3. Step 3: Cross multiply
    2,944.78x = 4,063.80 × 1,766.56
  4. Step 4: Simplify right side
    2,944.78x = 7,178,946.53
  5. Step 5: Solve for x
    x = 7,178,946.53/2,944.78
  6. Step 6: Final answer
    x = 2,437.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.